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/*
* Ugly hack required for NetBSD: NetBSD used `intptr_t` for udata, but
* switched this to `void *` in NetBSD 10.
*/
event.udata = (__typeof__(event.udata))object;
if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
@throw [OFObserveKernelEventsFailedException
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
exceptionWithObserver: self
errNo: errno];
[super addObjectForReading: object];
}
- (void)addObjectForWriting: (id <OFReadyForWritingObserving>)object
{
struct kevent event;
memset(&event, 0, sizeof(event));
event.ident = object.fileDescriptorForWriting;
event.filter = EVFILT_WRITE;
event.flags = EV_ADD;
/*
* Ugly hack required for NetBSD: NetBSD used `intptr_t` for udata, but
* switched this to `void *` in NetBSD 10.
*/
event.udata = (__typeof__(event.udata))object;
if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
@throw [OFObserveKernelEventsFailedException
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
exceptionWithObserver: self
errNo: errno];
[super addObjectForWriting: object];
}
- (void)removeObjectForReading: (id <OFReadyForReadingObserving>)object
{
struct kevent event;
memset(&event, 0, sizeof(event));
event.ident = object.fileDescriptorForReading;
event.filter = EVFILT_READ;
event.flags = EV_DELETE;
if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
@throw [OFObserveKernelEventsFailedException
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
exceptionWithObserver: self
errNo: errno];
[super removeObjectForReading: object];
}
- (void)removeObjectForWriting: (id <OFReadyForWritingObserving>)object
{
struct kevent event;
memset(&event, 0, sizeof(event));
event.ident = object.fileDescriptorForWriting;
event.filter = EVFILT_WRITE;
event.flags = EV_DELETE;
if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
@throw [OFObserveKernelEventsFailedException
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
exceptionWithObserver: self
errNo: errno];
[super removeObjectForWriting: object];
}
- (void)observeForTimeInterval: (OFTimeInterval)timeInterval
{
struct timespec timeout;
struct kevent eventList[eventListSize];
int events;
if ([self of_processReadBuffers])
return;
timeout.tv_sec = (time_t)timeInterval;
timeout.tv_nsec = (long)((timeInterval - timeout.tv_sec) * 1000000000);
events = kevent(_kernelQueue, NULL, 0, eventList, eventListSize,
(timeInterval != -1 ? &timeout : NULL));
if (events < 0)
@throw [OFObserveKernelEventsFailedException
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
exceptionWithObserver: self
errNo: errno];
for (int i = 0; i < events; i++) {
void *pool;
if (eventList[i].flags & EV_ERROR)
@throw [OFObserveFailedException
@throw [OFObserveKernelEventsFailedException
exceptionWithObserver: self
errNo: (int)eventList[i].data];
if (eventList[i].ident == (uintptr_t)_cancelFD[0]) {
char buffer;
assert(eventList[i].filter == EVFILT_READ);
|